do duty for

常见例句

Honey can do duty for sugar.
蜂蜜可代替白糖用。
In an emergency a tightly tied woman's stocking can do duty for a car's fan belt so that you can drive it to a garage.
出现紧急情况时，把女子长袜系紧后可以充作汽车鼓风机皮带，这样就可以将汽车开到汽车修理厂去。
dict.cn
Mr Rogers will do duty for me while I'm away next week.
下周我外出时，罗杰斯先生代我履行职务。

Some others If I might have a right to X, do you have a duty to fulfill that for me?
其他的像如果我有某项权利，你有没有义务帮我实现？
普林斯顿公开课 - 人性课程节选
Would it be just to torture the suspect to get the information or do you say no, there is a categorical moral duty of respect for individual rights?
为了拿到情报而对他严刑拷打，是否合理,抑或你不赞同，你认为有尊重个人权利的绝对道德责任？
耶鲁公开课 - 公正课程节选

In Mr Flusfeder's hands, external barriers do duty for inner ones as the lines between good and bad, sane and crazy, blur and disappear.
ECONOMIST: Lost in Warsaw
The prayer asks for courage and strength for each soldier to do their duty when they risk their lives to protect our freedom, and expresses thanks for the sacrifice of these men and women and their families.
WHITEHOUSE: Joining Forces to Support Military Families
Now there is a political duty for us to do our homework.
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